"""SCons.Scanner.D

Scanner for the Digital Mars "D" programming language.

Coded by Andy Friesen
17 Nov 2003

"""

#
# Copyright (c) 2001, 2002, 2003, 2004 The SCons Foundation
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# a copy of this software and associated documentation files (the
# "Software"), to deal in the Software without restriction, including
# without limitation the rights to use, copy, modify, merge, publish,
# distribute, sublicense, and/or sell copies of the Software, and to
# permit persons to whom the Software is furnished to do so, subject to
# the following conditions:
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# The above copyright notice and this permission notice shall be included
# in all copies or substantial portions of the Software.
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# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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__revision__ = "/home/scons/scons/branch.0/baseline/src/engine/SCons/Scanner/D.py 0.96.1.D001 2004/08/23 09:55:29 knight"

import string

import SCons.Scanner

def DScan(fs = SCons.Node.FS.default_fs):
    """Return a prototype Scanner instance for scanning D source files"""
    ds = DScanner(name = "DScan",
                  suffixes = '$DSUFFIXES',
                  path_variable = 'DPATH',
                  regex = 'import\s+([^\;]*)\;',
                  fs = fs)
    return ds

class DScanner(SCons.Scanner.Classic):
    def find_include(self, include, source_dir, path):
        # translate dots (package separators) to slashes
        inc = string.replace(include, '.', '/')

        i = SCons.Node.FS.find_file(inc + '.d',
                                    (source_dir,) + path,
                                    self.fs.File)
        return i, include
